[SCSI] bfa: Add support to collect / reset fabric stats.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Родитель
3ec4f2c8bf
Коммит
c0350bf574
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@ -2349,6 +2349,51 @@ out:
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return 0;
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}
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int
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bfad_iocmd_vf_get_stats(struct bfad_s *bfad, void *cmd)
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{
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struct bfa_bsg_vf_stats_s *iocmd =
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(struct bfa_bsg_vf_stats_s *)cmd;
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struct bfa_fcs_fabric_s *fcs_vf;
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unsigned long flags;
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spin_lock_irqsave(&bfad->bfad_lock, flags);
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fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
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if (fcs_vf == NULL) {
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spin_unlock_irqrestore(&bfad->bfad_lock, flags);
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iocmd->status = BFA_STATUS_UNKNOWN_VFID;
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goto out;
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}
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memcpy((void *)&iocmd->stats, (void *)&fcs_vf->stats,
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sizeof(struct bfa_vf_stats_s));
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spin_unlock_irqrestore(&bfad->bfad_lock, flags);
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iocmd->status = BFA_STATUS_OK;
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out:
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return 0;
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}
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int
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bfad_iocmd_vf_clr_stats(struct bfad_s *bfad, void *cmd)
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{
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struct bfa_bsg_vf_reset_stats_s *iocmd =
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(struct bfa_bsg_vf_reset_stats_s *)cmd;
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struct bfa_fcs_fabric_s *fcs_vf;
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unsigned long flags;
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spin_lock_irqsave(&bfad->bfad_lock, flags);
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fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
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if (fcs_vf == NULL) {
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spin_unlock_irqrestore(&bfad->bfad_lock, flags);
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iocmd->status = BFA_STATUS_UNKNOWN_VFID;
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goto out;
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}
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memset((void *)&fcs_vf->stats, 0, sizeof(struct bfa_vf_stats_s));
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spin_unlock_irqrestore(&bfad->bfad_lock, flags);
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iocmd->status = BFA_STATUS_OK;
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out:
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return 0;
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}
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static int
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bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
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unsigned int payload_len)
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@ -2661,6 +2706,12 @@ bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
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case IOCMD_QOS_RESET_STATS:
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rc = bfad_iocmd_qos_reset_stats(bfad, iocmd);
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break;
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case IOCMD_VF_GET_STATS:
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rc = bfad_iocmd_vf_get_stats(bfad, iocmd);
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break;
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case IOCMD_VF_RESET_STATS:
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rc = bfad_iocmd_vf_clr_stats(bfad, iocmd);
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break;
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default:
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rc = -EINVAL;
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break;
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@ -135,6 +135,8 @@ enum {
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IOCMD_QOS_GET_VC_ATTR,
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IOCMD_QOS_GET_STATS,
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IOCMD_QOS_RESET_STATS,
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IOCMD_VF_GET_STATS,
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IOCMD_VF_RESET_STATS,
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};
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struct bfa_bsg_gen_s {
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@ -686,6 +688,19 @@ struct bfa_bsg_qos_vc_attr_s {
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struct bfa_qos_vc_attr_s attr;
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};
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struct bfa_bsg_vf_stats_s {
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bfa_status_t status;
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u16 bfad_num;
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u16 vf_id;
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struct bfa_vf_stats_s stats;
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};
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struct bfa_bsg_vf_reset_stats_s {
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bfa_status_t status;
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u16 bfad_num;
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u16 vf_id;
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};
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struct bfa_bsg_fcpt_s {
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bfa_status_t status;
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u16 vf_id;
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